2006 Audi A6 vs. 1990 Renault 21
To start off, 2006 Audi A6 is newer by 16 year(s). Which means there will be less support and parts availability for 1990 Renault 21. In addition, the cost of maintenance, including insurance, on 1990 Renault 21 would be higher. At 4,161 cc (8 cylinders), 2006 Audi A6 is equipped with a bigger engine. In terms of performance, 2006 Audi A6 (335 HP @ 6600 RPM) has 160 more horse power than 1990 Renault 21. (175 HP @ 5200 RPM). In normal driving conditions, 2006 Audi A6 should accelerate faster than 1990 Renault 21. With that said, vehicle weight also plays an important factor in acceleration. 2006 Audi A6 weights approximately 535 kg more than 1990 Renault 21. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 1990 Renault 21 is four wheel drive (4WD), it will have significant more traction and grip than 2006 Audi A6. In wet, icy, snow, or gravel driving conditions, 1990 Renault 21 will offer significantly more control. With that said, do keep in mind that many other factors such as speed and the wear on your tires can also have significant impact on traction and control. Let's talk about torque, 2006 Audi A6 (420 Nm @ 3500 RPM) has 149 more torque (in Nm) than 1990 Renault 21. (271 Nm @ 3000 RPM). This means 2006 Audi A6 will have an easier job in driving up hills or pulling heavy equipment than 1990 Renault 21.
Compare all specifications:
| 2006 Audi A6 | 1990 Renault 21 | |
| Make | Audi | Renault |
| Model | A6 | 21 |
| Year Released | 2006 | 1990 |
| Engine Position | Front | Front |
| Engine Size | 4161 cc | 2068 cc |
| Engine Cylinders | 8 cylinders | 4 cylinders |
| Engine Type | V | in-line |
| Horse Power | 335 HP | 175 HP |
| Engine RPM | 6600 RPM | 5200 RPM |
| Torque | 420 Nm | 271 Nm |
| Torque RPM | 3500 RPM | 3000 RPM |
| Engine Bore Size | 84.5 mm | 88 mm |
| Engine Stroke Size | 93 mm | 82 mm |
| Drive Type | Front | 4WD |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 4 doors | 4 doors |
| Vehicle Weight | 1880 kg | 1345 kg |
| Vehicle Length | 4920 mm | 4650 mm |
| Vehicle Width | 2020 mm | 1720 mm |
| Vehicle Height | 1460 mm | 1450 mm |
| Wheelbase Size | 2850 mm | 2610 mm |
| Fuel Tank Capacity | 80 L | 62 L |
